1388430057

素因数分解:

$3^1\times 7^1\times {\mathrm{839}}^1\times {\mathrm{78803}}^1$

素因数の和:79652

約数の個数: 16

約数和(自身を含む): 2118251520

約数和(自身を除く): 729821463

約数列:

[1, 3, 7, 21, 839, 2517, 5873, 17619, 78803, 236409, 551621, 1654863, 66115717, 198347151, 462810019, 1388430057]

約数ペア:

[(1, 1388430057), (3, 462810019), (7, 198347151), (21, 66115717), (839, 1654863), (2517, 551621), (5873, 236409), (17619, 78803)]